config dhcp_relay option_82 check
Purpose Used to configure the checking mechanism of DHCP relay agent information option 82 of
the switch.
Syntax
config dhcp_relay option_82 check [enable | disable]
Description This command is used to configure the checking mechanism of DHCP/BOOTP relay agent
information option 82 of the switch.
Parameters
enable – When the field is toggled to enable, the relay agent will check the validity of the
packet’s option 82 field. If the switch receives a packet that contains the option 82 field
from a DHCP client, the switch drops the packet because it is invalid. In packets received
from DHCP servers, the relay agent will drop invalid messages.
disable − When the field is toggled to disable, the relay agent will not check the validity of
the packet’s option 82 field.
Restrictions Only Administrator-level users can issue this command.
Example usage:
To configure DHCP relay option 82 check:
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